O-LevelChemistryAcids, Bases & Salts5070/11 · Oct/Nov 2021 · Q11 Mark

A student makes aqueous copper(II) sulfate. The student adds an excess of copper(II) oxide powder to warm sulfuric acid and stirs the mixture. Which apparatus should be used to separate aqueous copper(II) sulfate from the excess copper(II) oxide?

Aburette

Bdistillation apparatus

Cfilter funnel and paper

Dmeasuring cylinder

✓ Correct answer

C: filter funnel and paper

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Topic: Acids, Bases & Salts, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, Oct/Nov 2021 Paper 1 Variant 1, question 1.

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